So travel insurance can be a lifesaver.

旅行保险可以成为救命稻草。

He called the program " kind of a lifesaver" .

他称该项目为" 某种救命恩人" 。

These tips may prove to be lifesavers.

这些小建议或许能救您一命。

And this is where giant size could be a lifesaver.

这就是巨型尺寸可以拯救生命的原因。

Oh, my God yeah. Maggie, you, for real, are a super lifesaver.

没错，天哪，玛吉，你真是我的大救星。

Well, for some spiders, looking like poop can actually be a lifesaver.

的确曾经有过这种境况，但对某些蜘蛛来说，看起来像大便也许是能救自己性命。

And for one small wannabe-galaxy, dark matter may have been a lifesaver.

而对于小瓦纳比星系而言，暗物质也许成为了救星。

If you don't have an international roaming service, this phrase could be a lifesaver.

如果你没有国际漫游服务，这句话可能是救命稻草。

Supporters say, they can be lifesavers.

支持者表示，他们可以救命。

Paying attention to these signs could make you a lifesaver.

密切关注这些迹象可以让你成为一个救星。